// 调整卡片间距
.card {
  margin-bottom: 24px;
}

// 邀请码展示区样式
.invite-code-box {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 120px;
  background-color: #f5f7fa;
  border-radius: 4px;
  font-size: 20px;
}


